“How do you bring green to a broad audience?” architect Steven DeWan, AIA, asked the audience during the “12 Tips to Transform Any Plan Into a Green House Plan” seminar at the International Builders’ Show. “Through design.”

Despite the cloud hanging over this year’s International Builders’ Show—a dramatic difference from the record crowds just two years ago—there will still be plenty of manufacturers on hand exhibiting a range of great new products. Not surprising, many of those products are green. Here’s a look at a...